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Related Concept Videos

Venous Thrombosis I: Introduction01:30

Venous Thrombosis I: Introduction

Venous thrombosis, the most common disorder of the veins, involves the formation of a thrombus or blood clot associated with vein inflammation. It can be classified as either superficial vein thrombosis or deep vein thrombosis.Superficial Vein Thrombosis: This involves the formation of a thrombus in a superficial vein, usually the greater or lesser saphenous vein. Though less severe than deep vein thrombosis (DVT), SVT can lead to complications if untreated.Deep Vein Thrombosis (DVT): This...
Pulmonary Embolism I: Introduction01:19

Pulmonary Embolism I: Introduction

A blood clot, or thrombus, is a semi-solid mass composed of fibrin, platelets, and red blood cells. When it forms within a vessel, it can obstruct blood flow, known as thrombosis. If part of the clot detaches, it becomes an embolus that can travel and block distant vessels. When this occurs in the pulmonary arteries, it causes a condition known as pulmonary embolism (PE).Origin and ImpactMost often, the embolus originates from a thrombus in the deep veins of the lower limbs, a condition called...
Pulmonary Embolism I: Introduction01:29

Pulmonary Embolism I: Introduction

Pulmonary embolism (PE) occurs when a thrombus, fat or air embolus, amniotic fluid, or tumor tissue blocks one or more pulmonary arteries. These blockages originate in the venous system or the right side of the heart.EtiologyPE primarily arises from deep vein thrombosis (DVT) and other hypercoagulable states, such as inherited thrombophilias. Additional etiological factors include venous stasis, commonly seen in obesity, and endothelial injury from surgery and trauma. Less common causes include...
Venous Thrombosis III: Interprofessional Care01:29

Venous Thrombosis III: Interprofessional Care

Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies01:20

Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies

The key difference between Superficial Vein Thrombosis (SVT) and Deep Vein Thrombosis (DVT) lies in their location and severity.Clinical ManifestationsSVT typically presents with localized pain, tenderness, and redness along the course of a superficial vein, often accompanied by a palpable, cord-like structure under the skin. This condition is usually less dangerous than DVT but can be uncomfortable and may lead to complications such as cellulitis or, rarely, a clot extension into the deep...
Venous Thrombosis IV: Nursing Management01:30

Venous Thrombosis IV: Nursing Management

Nursing management begins with a thorough assessment of the patient's health history. Key factors include trauma to veins, peripherally inserted central catheters, varicose veins, recent pregnancy or childbirth, surgery, bacteremia, prolonged bed rest, atrial fibrillation, COPD, heart failure, cancer, coagulation disorders, myocardial infarction, spinal cord injury, stroke, prolonged travel, recent bone fractures, and dehydration. Review medication intake, particularly oral contraceptives,...

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Related Experiment Video

Updated: Jun 24, 2026

Point-Of-Care Ultrasound Screening for Proximal Lower Extremity Deep Venous Thrombosis
06:45

Point-Of-Care Ultrasound Screening for Proximal Lower Extremity Deep Venous Thrombosis

Published on: February 10, 2023

Venous thrombo-embolic disease.

Hasan Shakoor1, Jose Fernando Santacruz, Raed A Dweik

  • 1Department of Pulmonary, Allergy and Critical Care Medicine, Respiratory Institute, Cleveland Clinic, Cleveland, OH, USA.

Comprehensive Therapy
|April 9, 2009
PubMed
Summary
This summary is machine-generated.

Venous thrombo-embolic disease presents diagnostic challenges and high mortality. This study explores controversies in managing deep vein thrombosis and pulmonary embolism, including diagnostic standards and thrombolysis indications.

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Area of Science:

  • Medical Diagnostics
  • Vascular Medicine
  • Thromboembolic Disease

Background:

  • Venous thrombo-embolic disease is a significant cause of mortality.
  • Accurate diagnosis of pulmonary embolism and deep venous thrombi is crucial.
  • Current diagnostic methods have established gold standards but also limitations.

Purpose of the Study:

  • To review diagnostic modalities for venous thrombo-embolic disease.
  • To explore controversies in the management of below-the-knee deep vein thrombosis.
  • To discuss indications for thrombolysis in pulmonary embolism.

Main Methods:

  • Review of conventional pulmonary angiography as the gold standard for pulmonary embolism.
  • Evaluation of venous ultrasonography as a common initial test for deep venous thrombi.
  • Analysis of contrast venography as the gold standard for deep venous thrombi.

Main Results:

  • Pulmonary angiography is the gold standard for diagnosing pulmonary embolism.
  • Venous ultrasonography is a highly sensitive and specific initial test for deep venous thrombi.
  • Management of below-the-knee DVT and thrombolysis for PE remain areas of debate.

Conclusions:

  • Diagnostic accuracy is key in managing venous thrombo-embolic disease.
  • Standardized approaches to DVT and PE management are evolving.
  • Further research may clarify optimal treatment strategies for debated aspects of VTE.